Node.js — Node.js 21 is now available!We're excited to announce the release of Node.js 21! Highlights include updates of the V8 JavaScript engine to 11.8, stable fetch and WebStreams, a new experimental flag to flip module defaults (--experimental-default-type), a built-in WebSocket client, many updates to our test runner, and more! Node.js 21 will replace Node.js 20 as our ‘Current’ release line when Node.js 20 enters long-term suppo
